function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Applequist, Wendy L.', 58],
    ['Craven, Lyndley Alan', 5],
    ['Gilg, Ernest Friedrich', 1],
    ['Jongkind, Carel C. H.', 1],
    ['Molino, Jean-François & Sabatier, Daniel & Grenand, Pierre', 2],
    ['Tagane, Shuichiro & Nguyen, Viet Hung & Ngoc, Nguyen Van', 1],
    ['Wassel, Anna C. & Applequist, Wendy L.', 14],
    ['Wendy L. Applequist', 16]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=98)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 8, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);